Home Postcode finder NT Northlakes Northlakes postcode NT Northlakes is a locality in Northern Territory covered by postcode 0812. Postcode 0812 State or territory Northern Territory (NT) Region Darwin Add a free Northlakes business listing Be the first listing in Northlakes Common questionsWhat is the postcode for Northlakes?Northlakes, NT has the postcode 0812.What state is Northlakes in?Northlakes is in Northern Territory (NT).Does postcode 0812 cover more than one suburb?Yes. Postcode 0812 covers 11 localities, so the postcode alone does not identify Northlakes. Browse other postcodes in Northern Territory , or widen the search to every Australian postcode.